The protagonist and his little sister attend a certain private school. After school, they find themselves alone together. Usually it’s the same old boring days… but recently… “Oniichan, I’m going home early,” she says. Something is strange about her. The protagonist decides to follow her and discovers everything.

Little girls who linger after class, suddenly tied up. Little girls who can’t cry for help or run away. The class president, the lolita, the one with scornful eyes, the bratty rich girl. Four little girls. Four untouched pussies, anuses and mouths. First time c*ck will turn them into gasping orgy creampied bukkake whores!